<template>
  <div class="login_body">
    <div class="bg" />
    <div class="box">
      <div class="title">智慧园区-登录</div>
      <el-form ref="form" :model="form" :rules="rules">
        <el-form-item label="账号" prop="username">
          <el-input v-model="form.username" />
        </el-form-item>

        <el-form-item label="密码" prop="password">
          <el-input v-model="form.password" show-password />
        </el-form-item>

        <el-form-item prop="remember">
          <el-checkbox v-model="form.remember">记住我</el-checkbox>
        </el-form-item>

        <el-form-item>
          <el-button type="primary" class="login_btn" @click="login"
            >登录</el-button
          >
        </el-form-item>
      </el-form>
    </div>
  </div>
</template>

<script>
const FORMDATA_KEY = 'form_key' // 缓存表单数据
export default {
  name: "Login",
  data() {
    return {
      form: {
        username: "",
        password: "",
        remember: true,
      },
      rules: {
        username: [
          {
            required: true,
            message: "请输入用户名",
            trigger: ["blur", "change"],
          },
          {
            min: 4,
            max: 11,
            message: "长度在 4 到 11 个字符",
            trigger: ["blur", "change"],
          },
        ],
        password: [
          {
            required: true,
            message: "请输入密码",
            trigger: ["blur", "change"],
          },
          {
            min: 4,
            max: 11,
            message: "请输入 5 到 10 位的密码",
            trigger: ["blur", "change"],
          },
        ],
      },
    };
  },
  mounted () {
      const cacheFormStr = localStorage.getItem(FORMDATA_KEY)
      if (cacheFormStr) {
        const cacheFormData = JSON.parse(cacheFormStr)
        this.form.username = cacheFormData.username
        this.form.password = cacheFormData.password
      }
    },
  methods: {
    async login() {
      try {
        const valid = await this.$refs.form.validate();
        const { username, password,remember}=this.form
         if(valid){
           await this.$store.dispatch('user/logintoken',{ username, password })
           this.$message.success('登录成功')
           this.$router.push('/')
         }
         // 补充remeber逻辑
         if (remember) {
              localStorage.setItem(FORMDATA_KEY, JSON.stringify({ username, password }))
            } else {
              localStorage.removeItem(FORMDATA_KEY)
            }
      } catch (e) {
        this.$message.error(e.msg || '登录失败，请检查用户名和密码');
        console.error('Login error:', e)
      }
    },
  },
};
</script>

<style scoped lang="scss">
.login_body {
  display: flex;
}
.bg {
  width: 60vw;
  height: 100vh;
  background: url("~@/assets/login-bg.svg") no-repeat;
  background-position: right top;
  background-size: cover;
}
.box {
  margin: 200px 10% 0;
  flex: 1;
  .title {
    padding-bottom: 76px;
    font-size: 26px;
    font-weight: 500;
    color: #1e2023;
  }
  ::v-deep() {
    .ant-form-item {
      display: flex;
      margin-bottom: 62px;
      flex-direction: column;
    }
    .ant-form-item-label label {
      font-size: 16px;
      color: #8b929d;
    }
    .ant-input,
    .ant-input-password {
      border-radius: 8px;
    }
  }
}
.login_btn {
  width: 100%;
}
</style>
